WildFly: Legacy Dependency Management (Expansion Dependencies)
· Build of materials that can be used to build legacy WildFly maven modules
that provide expansion capabilities like MicroProfile.
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window wildfly-legacy-expansion-bom-29.0.1.Final.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.